package com.springcloudalibaba.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class FlowLimitController {
    @GetMapping("/testA")
    public String testA() throws InterruptedException {
        //TimeUnit.SECONDS.sleep(1);
        return "------testA";
    }

    @GetMapping("/testB")
    public String testB()
    {
        return "------testB";
    }
    @GetMapping("/testD")
    public String testD()
    {
        //暂停几秒钟线程
        //log.info("testD 测试RT");
        //try { TimeUnit.SECONDS.sleep(1); } catch (InterruptedException e) { e.printStackTrace(); }
        log.info("testD 测试异常比例");
        int age = 10/0;

        return "------testD";
    }
    @GetMapping("/testHotKey")
    @SentinelResource(value = "testHotKey",blockHandler = "dealHandler_testHotKey")
    public String testHotKey(@RequestParam(value = "p1",required = false) String p1,
                             @RequestParam(value = "p2",required = false) String p2){
        return "------testHotKey";
    }
    // sentinel系统默认的提示：Blocked by Sentinel (flow limiting)
    public String dealHandler_testHotKey(String p1, String p2, BlockException exception){

        return "-----dealHandler_testHotKey";
    }
}
